public class FetchGroupMonitor extends Object
Purpose: Provide a very simple low overhead means for measuring fetch group field usage. This can be useful for performance analysis in a complex system. This monitor is enabled through the System property "org.eclipse.persistence.fetchgroupmonitor=true". It dumps the attribute used for a class every time a new attribute is accessed.
Modifier and Type | Field and Description |
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static Hashtable |
fetchedAttributes |
static Boolean |
shouldMonitor |
Constructor and Description |
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FetchGroupMonitor() |